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A salt X when dissolved in distilled wat...

A salt X when dissolved in distilled water gives a clear soltuion which turns red litmus blue. Explain the phenomenon.

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Salt X is like sodium carbonate, `Na_(2)CO_(3)`, which is made from a strong base and a weak acid. On dissolving in water, salt X gets hydrolysed to form some strong base and some weak acid. The stong base thsu formed makes the solution alkaline which turns red litmus blue.
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LAKHMIR SINGH & MANJIT KAUR-ACID, BASES AND SALTS-Exercise
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  2. A white powdery substance having strong smell of chlorine is used for ...

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  3. A salt X when dissolved in distilled water gives a clear soltuion whic...

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  4. A person found that the cake prepared by him is hard and small in size...

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  5. A white chemical compound becomes hard on mixing with proper quantity ...

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  6. When chlorine and sodium hydroxide being produced during the electroly...

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  7. Write the name and formula of one salt each which contains. (a) Two ...

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  8. How many molecules of water of crystallisation (per formula unit) are ...

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  9. You have been provided with three test tubes. One of them contains dis...

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  10. Why should curd and sour substances not be kept in brass and copper ve...

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  11. Which gas is usually liberated when an acid reacts with a metal? Illus...

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  12. Metal compound A reacts with dilute hydrochloric acid to produce effer...

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  13. Why do HCl, HNO(3), etc., show acidic characters in aqueous solutions ...

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  14. Why does an aqueous solution of an acid conduct electricity?

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  15. Why does dry HCl gas not change the colour of the dry litmus paper?

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  16. While diluting an acid, why is it recommended that the acid should be ...

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  17. How is the concentration of hydronium ions (H(3)O^(+)) affected when a...

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  18. How is the concentration of hydroxide ions (OH^(–)) affected when ex...

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  19. You have two solutions, A and B. The pH of solution A is 6 and pH of s...

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  20. What effect does the concentration of H^(+)(aq) ions have on the natur...

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